Noun

• S: (n) black market (people who engage in illicit trade)
• S: (n) black market (an illegal market in which goods or currencies are bought and sold in violation of rationing or controls)
• direct hypernym / inherited hypernym / sister term
• S: (n) market, marketplace, market place (the world of commercial activity where goods and services are bought and sold) "without competition there would be no market"; "they were driven from the marketplace"
• S: (n) activity (any specific behavior) "they avoided all recreational activity"
• S: (n) act, deed, human action, human activity (something that people do or cause to happen)
• S: (n) event (something that happens at a given place and time)
• S: (n) psychological feature (a feature of the mental life of a living organism)
• S: (n) abstraction, abstract entity (a general concept formed by extracting common features from specific examples)
• S: (n) entity (that which is perceived or known or inferred to have its own distinct existence (living or nonliving))
• derivationally related form

Verb

• S: (v) run, black market (deal in illegally, such as arms or liquor)